Singles
1989 Athens Open
Final
Champion	Ronald Agénor
Runner-up	Kent Carlsson
Score	6–3, 6–4
Details
Draw	32
Seeds	8
Events
Singles Doubles
← 1988 · ATP Athens Open · 1990 →

Horst Skoff was the defending champion but did not compete that year.

Ronald Agénor won in the final 6–3, 6–4 against Kent Carlsson.

	Semifinals							Final
	1	Kent Carlsson	6	5	6
		Josef Čihák	2	7	4
								1	Kent Carlsson	3	4
								2	Ronald Agénor	6	6
		Franco Davín	6	3	5
	2	Ronald Agénor	4	6	7

	First round							Second round							Quarterfinals							Semifinals
	1	K Carlsson	6	6
	Q	M Sinner	2	0				1	K Carlsson	6	7
		E Osta	3	6	3				G Giussani	4	6
		G Giussani	6	2	6										1	K Carlsson	6	2	6
	Q	A de Minicis	1	1												T Champion	1	6	4
		T Champion	6	6					T Champion	6	6
	WC	S Bruguera	3	2				7	R Osterthun	3	3
	7	R Osterthun	6	6																		1	K Carlsson	6	5	6
	4	F Luna	6	6	3																		J Čihák	2	7	4
		J Čihák	7	3	6				J Čihák	6	6
	Q	E Mazza	5	2					S Lochbihler	3	3
		S Lochbihler	7	6												J Čihák	6	7
		A Tous	2	1											6	M Střelba	4	6
		T Meinecke	6	6					T Meinecke	6	6	4
		T Šmíd	6	5	1			6	M Střelba	4	7	6
	6	M Střelba	2	7	6

	First round							Second round							Quarterfinals							Semifinals
	5	A Võsand	2	2
	Q	G Cosac	6	6				Q	G Cosac	2	0
		J Aguilera	4	3					F Davín	6	6
		F Davín	6	6												F Davín	6	6
		M Cierro	6	6											3	L Duncan	0	1
		M Rackl	4	2					M Cierro	5	1
		J Colas	3	6	3			3	L Duncan	7	6
	3	L Duncan	6	1	6																		F Davín	6	3	5
	8	F Cancellotti	7	7																		2	R Agénor	4	6	7
		C Miniussi	5	6				8	F Cancellotti	7	6
	LL	P Ballauff	6	3	2				R Azar	5	4
		R Azar	2	6	6										8	F Cancellotti	3	0
		C Panatta	4	4											2	R Agénor	6	6
		O Camporese	6	6					O Camporese	5	3
	WC	G Kalovelonis	1	4				2	R Agénor	7	6
	2	R Agénor	6	6

• 1989 Grand Prix Athens Open Draw